EBZ300A Rock Tunnel Boring Machine

EBZ300A Rock Tunnel Boring Machine,Rock Roadheader,Boom-Type Rock Tunneling Machine,boom-type roadheader,Boom-type tunneling machine

EBZ300A is comprehensive tunneling equipment with function of cutting, loading and traveling. It is can be used in cutting roadway of any section or used in highway, railway and water conservancy or others.
Introduction
EBZ300A is comprehensive tunneling equipment with function of cutting, loading and traveling. It is can be used in cutting roadway of any section or used in highway, railway and water conservancy or others.

Main features
1. Adopted variable pump in hydraulic system to improve efficiency, saving energy and environmental protection.
2. Hydraulic parts all imported, stable in performance and high efficiency.
3. Either Operation by hydraulic pilot control or by wireless control.
4. Implied internal and external spray device to eliminating dust.
5. With reasonable pick bits and boxes, great cutting force to keep high breaking ability. Stable in working.  It also can realize arc cutting.
6. Adoption of unique separate system to reduce accident, improving in loading capacity.
Technical parameters
Model EBZ300(A)
Weight （t） 98
Overall dimension（mm） 12000×2800×2000
power （KW） 570
Power station（KW） 150
Cutting power（KW） 300
Cutter speed（rPM） 48
Width of Apron 3600
Max height（mm） 5200
Max width（mm） 6200
Rock hardness（MPa） 100
Traveling speed（m/min） 0-8
Width of track shoes（mm） 650
Ground pressure ration（MPa） 0.188
Load type separated spider
voltage（V） 660/1140
Applied tunnel gradient 18
Dimension of the max part（mm） 3354×1410×1528
Weight of the max part（kg） 8880

Hebei Zhongxuan Construction Machinery Co., Ltd. is a professional company which specialized in the production and sales of engineering machinery, mining machinery, hydraulic machinery, industrial pumps and accessories. We have our own manufacture base and cooperate with international renowned brand in hydraulic components purchasing, such as Bosch Rexroth, Harvey, Parker, Kawasaki and others, thus ensuring that the companyis always market leader in this industry.
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